| District ID | 4th District |
| Representative | Thomas Massie |
| Party Affiliation | Republican |
| Partisan Voting Index (PVI) | R+18 |
| 45275 |
| 41189 |
| 41183 |
| 41179 |
| 41175 |
| 41174 |
| 41169 |
| 41166 |
| 41164 |
| 41144 |
| 41143 |
| 41141 |
| 41139 |
| 41135 |
| 41121 |
| 41102 |
| 41101 |
| 41099 |
| 41098 |
| 41097 |
| 41095 |
| 41094 |
| 41093 |
| 41092 |
| 41091 |
| 41086 |
| 41085 |
| 41083 |
| 41080 |
| 41076 |
| 41075 |
| 41074 |
| 41073 |
| 41071 |
| 41064 |
| 41063 |
| 41059 |
| 41056 |
| 41055 |
| 41052 |
| 41051 |
| 41048 |
| 41046 |
| 41045 |
| 41044 |
| 41043 |
| 41042 |
| 41040 |
| 41035 |
| 41034 |
| 41033 |
| 41031 |
| 41030 |
| 41018 |
| 41017 |
| 41016 |
| 41015 |
| 41014 |
| 41011 |
| 41010 |
| 41008 |
| 41007 |
| 41006 |
| 41005 |
| 41004 |
| 41003 |
| 41002 |
| 41001 |
| 40601 |
| 40379 |
| 40370 |
| 40363 |
| 40359 |
| 40355 |
| 40245 |
| 40077 |
| 40076 |
| 40075 |
| 40071 |
| 40070 |
| 40068 |
| 40067 |
| 40065 |
| 40059 |
| 40057 |
| 40056 |
| 40055 |
| 40050 |
| 40046 |
| 40045 |
| 40036 |
| 40031 |
| 40026 |
| 40023 |
| 40022 |
| 40020 |
| 40019 |
| 40014 |
| 40013 |
| 40012 |
| 40011 |
| 40010 |
| 40008 |
| 40007 |
| 40006 |
| 40004 |
| 40003 |